From 973a92b49d3397405aa1fb3efed7a05377a5a24e Mon Sep 17 00:00:00 2001
From: Wim Taymans <wtaymans@redhat.com>
Date: Mon, 27 May 2019 15:58:50 +0200
Subject: [PATCH] device: add free signal

---
 src/pipewire/device.c  | 1 +
 src/pipewire/device.h  | 2 ++
 src/pipewire/private.h | 1 +
 3 files changed, 4 insertions(+)

diff --git a/src/pipewire/device.c b/src/pipewire/device.c
index a0f6d2f37..6c9960c98 100644
--- a/src/pipewire/device.c
+++ b/src/pipewire/device.c
@@ -115,6 +115,7 @@ void pw_device_destroy(struct pw_device *device)
 		spa_hook_remove(&device->global_listener);
 		pw_global_destroy(device->global);
 	}
+	pw_device_emit_free(device);
 	free((char *)device->info.name);
 	pw_properties_free(device->properties);
 
diff --git a/src/pipewire/device.h b/src/pipewire/device.h
index b2a3384e3..fe95a5e37 100644
--- a/src/pipewire/device.h
+++ b/src/pipewire/device.h
@@ -56,6 +56,8 @@ struct pw_device_events {
 
 	/** the device is destroyed */
         void (*destroy) (void *data);
+	/** the device is freed */
+        void (*free) (void *data);
 
 	/** the device info changed */
 	void (*info_changed) (void *data, const struct pw_device_info *info);
diff --git a/src/pipewire/private.h b/src/pipewire/private.h
index 2a4fb4586..9f2857f2f 100644
--- a/src/pipewire/private.h
+++ b/src/pipewire/private.h
@@ -294,6 +294,7 @@ static inline void free_allocation(struct allocation *alloc)
 
 #define pw_device_emit(o,m,v,...) spa_hook_list_call(&o->listener_list, struct pw_device_events, m, v, ##__VA_ARGS__)
 #define pw_device_emit_destroy(m)		pw_device_emit(m, destroy, 0)
+#define pw_device_emit_free(m)			pw_device_emit(m, free, 0)
 #define pw_device_emit_info_changed(n,i)	pw_device_emit(n, info_changed, 0, i)
 
 struct pw_device {